Calcutta Medical Research Institute

About Calcutta Medical Research Institute
- The Calcutta Medical Research Institute (CMRI), located in Alipore, Kolkata, is a leading multispecialty hospital and the flagship unit of CK Birla Hospitals.
- Established in 1969, CMRI has a legacy spanning over 54 years of delivering advanced, ethical, and patient-centric healthcare.
- Over the decades, it has emerged as the preferred healthcare destination in Eastern India, combining clinical excellence, ethical conduct, and patient centricity as its guiding principles.
- Since its inception, CMRI has treated more than 5 million outpatients and 500,000 inpatients, establishing itself as a trusted name for generations of families.
- The hospital has performed over 2.5 lakh surgeries, ranging from routine procedures to highly complex transplants and critical care interventions.
- With a capacity of over 440 beds, CMRI is accredited by the NABH and NABL. It also holds ISO 9001:2008 certification.
- The hospital offers more than 30 specialties, including cardiology, neurology, gastroenterology, nephrology, urology, obstetrics and gynecology, ophthalmology, oncology, orthopaedics, and critical care.
- CMRI has also been at the forefront of academic and research contributions. It is the first institution in the country to offer the Royal College of General Practitioners course and has pioneered tertiary eye care in the Eastern region.
- The hospital maintains an ongoing collaboration with the LV Prasad Eye Institute in Hyderabad for training, thereby strengthening its role as a centre of knowledge and innovation.
- With its blend of legacy, advanced infrastructure, and multidisciplinary expertise, CMRI continues to set benchmarks in patient care and is recognised as one of the most trusted hospitals in Eastern India.
Specialties in Calcutta Medical Research Institute
Cardiology
Available Procedures
AICD
Ambulatory BP Monitoring (ABPM)
Angiography
Aortic Dissection Repair Surgery
Aortic Stent Grafting
Aortic Surgery
Aortic Valve Repair - AVR
Aortic Valve Replacement
Arterial Switch Surgery
Atrial Septal Defect - ASD Closure
Balloon Mitral Valvotomy
Balloon Septostomy
Balloon Valvuloplasty
Bentall Surgery
Cardiac Ablation
Cardiac Catheterization
Cardiac Resynchronization Therapy
Cardiac Tumour Treatment
Congestive Heart Failure (CHF) Treatment
Coronary Angiogram
Coronary Angioplasty
Coronary Artery Bypass Graft Surgery - CABG
Coronary Thrombectomy
CRT - D
CRT - P
Double Valve Replacement
Glenn
Heart Valve Replacement
ICD Implantation
Impella
Left Ventricular Assist Device - LVAD
LV Restoration Surgery
Mechanical Valve Replacement - MVR
Mitral Valve Repair
Mitral Valve Replacement
Norwood Procedure
Pacemaker Implantation Surgery
PDA Device Closure
Pulmonary Valve Repair
Radiofrequency Ablation
Revision CABG
ROSS
Rotational Atherectomy
TAVI
Tissue Valve Replacement
Trans Aortic Valve Replacement (TAVR) Surgery
Transarterial Radioembolization- TARE
Transesophageal Echocardiography- TEE
Transmyocardial Revascularization (TMR)
Tricuspid Valve Repair
Truncus Arterious Repair
Valve Repair
Valve Replacement
Valvuloplasty
Ventricular Septal Defect - VSD Surgery
Services for International Patients
The Calcutta Medical Research Institute (CMRI), Kolkata, is a trusted destination for international patients from South Asia, the Middle East, Africa, and beyond. With its advanced infrastructure, renowned specialists, and patient-centric philosophy, the hospital provides comprehensive support to make medical travel smooth and stress-free.
Pre-Arrival Services
- Evaluation of medical records and preparation of personalised treatment plans
- Transparent cost estimates to help patients plan their care
- Visa invitation letters and assistance with travel documentation
Arrival and On-Site Support
- Airport pickup and drop-off facilities for patients and attendants
- Fast-track registration and priority scheduling of consultations, diagnostics, and procedures
- Dedicated international patient coordinators to provide one-point assistance for medical and non-medical needs
- Multilingual interpreter services for clear communication
Accommodation and Dining
- Multiple categories of inpatient accommodation, including standard rooms, private rooms, deluxe rooms, and suites
- Tie-ups with nearby hotels, guest houses, and serviced apartments for long-stay requirements
- Customised dietary services offering vegetarian, diabetic-friendly, and culturally specific meals
Post-Treatment Care
- Teleconsultation services with treating doctors after discharge
- Secure sharing of digital medical records to ensure continuity of care in home countries
- Guidance for follow-up medications and rehabilitation programs
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Commute & Distance
- Address: The Calcutta Medical Research Institute, 7/2 Diamond Harbour Road, Alipore, Kolkata – 700027, West Bengal
- Nearest Airport: Netaji Subhas Chandra Bose International Airport, located about 25 km away, with a travel time of 50–60 minutes by car, depending on traffic
- Nearest Railway Station: Howrah Junction, approximately 12 km away (30–40 minutes by car), and Sealdah Railway Station, about 10 km away (25–30 minutes)
- Nearest Metro Station: Kalighat Metro Station (Blue Line), around 3.5 km away, with a travel time of 10–15 minutes by car
Facilities & Infrastructure
24x7 Emergency Services
Accommodation
Airport Pickup and Drop
Assistance in Visa Booking
Cafe
Choice of Meals
Diet on Request
Foreign Currency Exchange
Free Wifi
Health Insurance Coordination
Interpreter
Online Doctor Consultation
Parking
Phone in Room
Post-Surgery Care Services
Private Rooms
Rehabilitation
TV Inside Room
Wheelchair
The Calcutta Medical Research Institute (CMRI), Alipore, Kolkata, is a ten-story multispecialty hospital with a capacity of over 440 beds and more than 30 specialised departments, making it one of the largest and most advanced healthcare facilities in Eastern India.
The hospital is built to manage both routine and highly complex cases. It houses more than 75 critical care beds, including specialised CCUs, Neuro-ICUs, and intensive therapy units (ITUs), supported by a skilled team of intensivists and nurses trained to international standards.
CMRI is equipped with 12 modular operating theatres, designed to handle high-end procedures across neurosurgery, cardiothoracic surgery, transplantation, orthopaedics, and minimally invasive surgery. The hospital also supports robotic-assisted surgeries. Dedicated units for kidney transplants, liver transplants, and bone marrow transplantation make CMRI a referral centre for advanced surgical care.
The hospital’s diagnostic facilities include:
- 256-slice CT scanner and 64-slice CT scanner for cardiac and body angiography
- 1.5 Tesla MRI for high-resolution imaging
- PET-CT, digital mammography, and bone densitometry for comprehensive cancer and metabolic assessments
- CT simulation systems for planning advanced therapies
- NABL-accredited laboratories for pathology, microbiology, molecular diagnostics, and critical care testing
The Calcutta Medical Research Institute is also known for:
- 20+ bedded respiratory ICU with advanced ventilatory support
- Advanced stroke care unit with rapid intervention protocols
- Cardiac cath labs for angioplasty, stenting, and complex cardiac procedures
- Emergency and Trauma Centre offering 24×7 services with advanced life support and rapid response teams
Facilities and Amenities
The Calcutta Medical Research Institute (CMRI), Kolkata, offers a patient-centric environment where comfort, safety, and supportive amenities complement modern medical infrastructure. The hospital has been designed to provide a seamless healing experience for both patients and their families.
- CMRI offers a range of patient accommodations, including general wards, semi-private rooms, private deluxe rooms, and premium suites.
- Each room is equipped with modern facilities, including a television, telephone, Wi-Fi access, customized food services, and 24/7 assistance, ensuring a comfortable stay for both patients and attendants.
- To support holistic recovery, the hospital features spacious waiting lounges, prayer and meditation rooms, counselling centres, and rehabilitation units.
- Families accompanying patients benefit from convenient services, including concierge support, travel assistance, and partnerships with nearby hotels and guesthouses for extended stays.
- The hospital’s 24/7 in-house pharmacy, blood bank, and diagnostic labs ensure that patients have round-the-clock access to essential services.
- Specialised dietary services provide customised meals for individuals with diabetic, cardiac, vegetarian, and culturally specific dietary needs.
- Wellness and rehabilitation services, including physiotherapy, occupational therapy, nutrition counselling, and post-operative recovery programs, are integrated into patient care.
- Dedicated emergency and trauma services, along with rapid response teams, further strengthen CMRI’s patient-first commitment.
Awards & Recognition
The Calcutta Medical Research Institute (CMRI), Kolkata, maintains international standards of quality and patient safety through multiple accreditations and recognitions.
- The hospital is accredited by the National Accreditation Board for Hospitals and Healthcare Providers (NABH), ensuring adherence to rigorous clinical and administrative protocols.
- Its diagnostic laboratories are certified by the National Accreditation Board for Testing and Calibration Laboratories (NABL), guaranteeing reliable and accurate results.
- CMRI also holds ISO 9001:2008 certification, which reflects its robust quality management system.
- Some units are recognized by international organizations, such as the College of American Pathologists (CAP), for laboratory excellence.
Over the years, CMRI has also earned significant recognition for its excellence in healthcare delivery:
- Recognised as a Centre of Excellence in Oncology by The Times of India.
- Honoured with awards for patient-centric service and innovation in healthcare delivery (specific awards vary by specialty and year).
- Known for its pioneering contributions in Eastern India, including being the first tertiary eye care centre in the region.
- Holds the distinction of being the first Indian medical institute to offer the Royal College of General Practitioners (RCGP) course.
- Awarded for outstanding contributions in organ transplantation and surgical excellence, as reported by various healthcare associations.
Through its combination of national and international accreditations, academic recognition, and consistent clinical achievements, CMRI has strengthened its position as one of the most trusted hospitals in Eastern India.
Centre of Excellence
The Calcutta Medical Research Institute (CMRI), Kolkata, is supported by a team of more than 200 trained and experienced medical consultants, many of whom have received training from prestigious national and international institutions.
CMRI follows a multidisciplinary care model, where specialists from different departments collaborate to create integrated treatment plans. This approach enables better clinical outcomes for complex cases, ranging from advanced neurosurgery and transplantation to oncology, critical care, and cardiac sciences.
- Cardiac Sciences: Comprehensive heart care, including interventional cardiology, cardiac surgery, structural heart interventions, and advanced cath lab services.
- Neurosciences: Expertise in neurosurgery, stroke management, spine surgery, neuro-ICU, and neuro-rehabilitation.
- Transplant Medicine: Kidney and liver transplant programs supported by specialised surgical teams and post-transplant critical care.
- Gastroenterology and Hepatology: Advanced endoscopy, ERCP, liver disease management, and therapeutic gastroenterology.
- Orthopaedics and Joint Replacement: Joint replacements, trauma care, arthroscopy, spine surgery, and minimally invasive orthopaedic procedures.
- Oncology: Integrated cancer care through surgical, medical, and radiation oncology, supported by PET-CT, CT simulation, and precision imaging.
- Nephrology and Urology: Comprehensive dialysis, renal transplant program, endourology, and robotic-assisted urological surgeries.
- Women’s Health and Obstetrics: High-risk pregnancy management, gynecological surgeries, fertility care, and preventive health programs.
- Pulmonology and Respiratory Medicine: Dedicated 20+ bed respiratory ICU, bronchoscopy, and advanced management of respiratory failure and lung diseases.
- Critical Care and Emergency Medicine: 75+ critical care beds, including CCUs, Neuro-ICUs, and ITUs, staffed by intensivists available 24/7.
Academic and Research Excellence
Beyond patient care, CMRI is also an academic and research hub.
- It offers 1 FNB and 8 DNB courses for postgraduate medical students.
- The Calcutta Medical Research Institute actively participates in clinical trials and research that contribute to the advancement of medicine.
- Since 1970, CMRI has operated a Nursing School, training and empowering future generations of nursing staff.
- It also serves as a centre for the MRCS examination, conducted by the Royal College of Surgeons of England, reflecting its academic stature and credibility.
Calcutta Medical Research Institute Gallery
Accreditations & Certifications

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View AllDr. Deepanshu Siwach is an experienced clinical pharmacist with a Doctor of Pharmacy degree. He has over 4 years of experience and has worked with thousands of patients. He has been associated with ... Read More
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